package org.business.accounting.service;

import java.util.Collection;
import java.util.Map;

import org.business.accounting.interfaces.Computer;

public interface ComputerDAO {

	public Collection<Computer> retrieve();
	
	public Computer save(Computer computer);
	
	public Computer remove(String key);
	
	public void clear(boolean b);
	
	public void addAll(Map<String, Computer> map);
	
	public Computer get(String key);
}
